X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 8
Details 18% PEG600, 5% JEFFAMINE M600, 100 MM TRIS-HCL PH 8.0, PROTEIN CONCENTRATION 5 MG/ML THE INHIBITOR WAS INTRODUCED BY SHORT SOAKING OF A NATIVE

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 172.16 α = 90
b = 172.16 β = 90
c = 167.33 γ = 120
Symmetry
Space Group H 3 2

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ADSC CCD -- 2002-03-11
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON ESRF BEAMLINE ID14-1 -- ESRF ID14-1

Data Collection

Overall
Resolution (High) Resolution (Low) Percent Possible (Observed) R Merge I (Observed) R Sym I (Observed) Net I Over Average Sigma (I) Redundancy Number Reflections (All) Number Reflections (Observed) Observed Criterion Sigma (F) Observed Criterion Sigma (I) B (Isotropic) From Wilson Plot
2.25 55.9 89.4 0.065 -- -- 4.2 -- 37238 -- -- --
High Resolution Shell
Resolution (High) Resolution (Low) Percent Possible (All) R Merge I (Observed) R-Sym I (Observed) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All)
2.25 2.31 89.4 0.397 -- 1.8 4.0 --

Refinement

Statistics
Structure Solution Method Refinement High Resolution Refinement Low Resolution Cut-off Sigma (I) Cut-off Sigma (F) Number of Reflections (All) Number of Reflections (Observed) Number of Reflections (R-Free) Percent Reflections (Observed) R-Factor (All) R-Factor (Observed) R-Work R-Free R-Free Selection Details
MOLECULAR REPLACEMENT 2.25 20.0 -- -- -- 37138 2918 90.8 -- 0.184 0.181 0.229 RANDOM
High Resolution Shell
Refinement method Shell Resolution (High) Shell Resolution (Low) # of Reflections (Observed) # of Reflections (R-Free) # of Reflections (R-Work) R-Factor (R-Work) R-Factor (R-Free) R-Factor (R-Free Error) Percent Reflections (Observed)
X Ray Diffraction 2.25 2.31 -- 239 2673 0.209 0.272 -- --
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 24.26
Anisotropic B[1][1] 0.47
Anisotropic B[1][2] 0.23
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] 0.47
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -0.7
RMS Deviations
Key Refinement Restraint Deviation
r_bond_refined_d 0.009
r_gen_planes_other 0.002
r_symmetry_hbond_refined 0.149
r_gen_planes_refined 0.004
r_angle_other_deg 0.796
r_nbd_refined 0.185
r_nbd_other 0.23
r_angle_refined_deg 1.198
r_bond_other_d 0.002
r_nbtor_other 0.084
r_mcbond_it 0.792
r_chiral_restr 0.075
r_symmetry_vdw_other 0.259
r_dihedral_angle_1_deg 6.037
r_mcangle_it 1.403
r_scbond_it 1.158
r_symmetry_vdw_refined 0.146
r_scangle_it 1.848
r_xyhbond_nbd_refined 0.158
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 7029
Nucleic Acid Atoms 0
Heterogen Atoms 22
Solvent Atoms 209

Software

Software
Software Name Purpose
REFMAC refinement version: 5.1.24
DENZO data reduction
SCALA data scaling